1) Detector Flaw:100%,Salt Spray:>800H 2) OEM: 30 Years Experience  The Suspension Spring absorb shake and made drive comfortably30 Years Experience The Suspension Spring resistance to both high and low temperature Detector Flaw:100%,Salt Spray Test:>800H"Shuangdi" Serial Product cover Spring and Stamping Part,such as Suspension Spring,Clutch Spring,Valve Spring,Compression Spring,Tension Spring,Torsion Spring TS16949 ISO14001 OHSAS18001 Certificated

Suspension Spring (TS16949 ISO14001 OHSAS18001 Certificated)